An Autologous Macrophage‐Based Phenotypic Transformation‐Collagen Degradation System Treating Advanced Liver Fibrosis oleh Bo‐Wen Duan, Yan‐Jun Liu, Xue‐Na Li, Meng‐Meng Han, Hao‐Yuan Yu, He‐Yuan Hong, Ling‐Feng Zhang, Lei Xing, Hu‐Lin Jiang